package news.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import news.entity.Admin;

public class LoginFilter implements Filter {

	
	public void destroy() {

	}

	
	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException {
		/*Admin adm=(Admin)session.getAttribute("admin");
		if(adm==null){
			out.print("<script>location.href='index.jsp'</script>");
			return ;
		}*/
		HttpServletRequest req=(HttpServletRequest)request;
		HttpSession session=req.getSession();
		Admin adm=(Admin)session.getAttribute("admin");
		
		if(adm!=null){
			chain.doFilter(request, response);
		}else{
			request.getRequestDispatcher("index.jsp").forward(request, response);
		}
	}

	
	public void init(FilterConfig arg0) throws ServletException {

	}

}
